CN103089868B - Prorated type brake master cylinder - Google Patents
Prorated type brake master cylinder Download PDFInfo
- Publication number
- CN103089868B CN103089868B CN201310029186.9A CN201310029186A CN103089868B CN 103089868 B CN103089868 B CN 103089868B CN 201310029186 A CN201310029186 A CN 201310029186A CN 103089868 B CN103089868 B CN 103089868B
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- China
- Prior art keywords
- slave operation
- return spring
- push rod
- moving chamber
- piston
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- Expired - Fee Related
Links
- 239000010985 leather Substances 0.000 claims abstract description 31
- 238000004519 manufacturing process Methods 0.000 claims abstract description 17
- 238000007789 sealing Methods 0.000 claims abstract description 17
- 230000004888 barrier function Effects 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 21
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000010720 hydraulic oil Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
Landscapes
- Transmission Of Braking Force In Braking Systems (AREA)
Abstract
<b> the invention discloses a kind of Prorated type brake master cylinder, has stationary barrier that cylinder body is divided into first moving chamber and slave operation room in the middle part of the cylinder body of its </b><bGreatT.Gre aT.GT; Driven push rod in first moving chamber is connected with the relay piston of slave operation indoor through after component spring, locking plate or nut, secondary return spring, first dynamic piston pair, push-rod piston oil sealing, return spring, dividing plate oil sealing, dividing plate; Secondary return spring is installed between card and the bearing bore first moving piston; There are relay piston, leather cup in slave operation indoor; The compensate opening of first moving chamber and slave operation room, oil inlet hole and oil outlet are on cylinder body; First moving chamber can be equal or unequal with the cross-section area of slave operation room.Have employed structure simple, be convenient to manufacture Prorated type brake master cylinder after, achieve two-chamber completely independent, when meeting wherein one group of leather cup or the pipeline leakage of oil in front-wheel or trailing wheel during braking, oil tight one group can normal brake application, ensure that the driving safety of automobile.</b>
Description
Technical field
The present invention relates to a kind of Prorated type brake master cylinder of the braking system for motor vehicle.
Background technique
The hydraulic brake master of present use is all adopt single chamber brake master cylinder or two-chamber follow-up-type brake master cylinder, single chamber brake master cylinder and two-chamber follow-up-type brake master cylinder will cause automobile not brake when running into a component cylinder leather cup in front-wheel or trailing wheel or pipeline leakage of oil when automobile brake, produce dangerous.
Summary of the invention
A kind of braking safety is good in order to provide for the object that the present invention relates to, band pro rate, the brake master cylinder of separated type and manufacture method thereof.
For achieving the above object, Prorated type brake master cylinder of the present invention mainly comprises cylinder body, initiatively push rod, locking plate or nut, secondary return spring, first dynamic piston pair, driven push rod, relay piston pair, compensate opening, oil inlet hole, oil outlet, return spring, dividing plate, oil sealing.Be fixed with dividing plate at the middle part of cylinder body and cylinder body is divided into first moving chamber and slave operation room; Front end in first moving chamber has jump ring to fix push rod oil sealing, push rod oil-sealing sleeve is on active push rod, initiatively push rod have below component spring, first dynamic piston and on leather cup, driven push rod is connected with the relay piston of slave operation indoor through after component spring, locking plate or nut, secondary return spring, first dynamic piston pair, push-rod piston oil sealing, return spring, dividing plate oil sealing, dividing plate; Secondary return spring is enclosed within driven push rod, and is installed between locking plate or nut and the bearing bore first on dynamic piston; There are relay piston, leather cup in slave operation indoor, can have return spring, also can not have return spring; The compensate opening of first moving chamber and slave operation room, oil inlet hole and oil outlet are on cylinder body; Distance between the compensate opening of first moving chamber and the compensate opening of slave operation room is more than or equal to the distance between the leather cup of first moving chamber and the leather cup of slave operation room; First moving chamber can be equal with the cross-section area of slave operation room, also can be unequal.
In order to make the distribution of the braking force between adjustment front-wheel and trailing wheel, Prorated type brake master cylinder component spring of the present invention adjusts, distributes and balances and first dynamicly bears pressure and thrust between piston and relay piston.
In order to make front wheel brake first, the time that the time that compensate opening closed by the leather cup of Prorated type brake master cylinder of the present invention operationally in first moving chamber closes compensate opening than the leather cup of slave operation indoor is Zao.
In order to coordinate varying in size of the braking force needed for the wheel cylinder of each bridge location of automobile, the first moving chamber of Prorated type brake master cylinder of the present invention can be equal with the cross-section area of slave operation room, also can be unequal, make first moving chamber equal with the pressure that slave operation room operationally produces or unequal.
In order to make minimizing discrete, relay piston and the driven push rod of Prorated type brake master cylinder of the present invention can separate manufacture after be assembled into an entirety again, or relay piston and driven push rod are manufactured an entirety.
For the ease of assembling and minimizing accessory, can there be return spring first moving chamber and the slave operation indoor of Prorated type brake master cylinder of the present invention, also can only have in a working room and have return spring.
For the ease of assembling with manufacture, Prorated type brake master cylinder of the present invention during fabrication, dividing plate can with cylinder body can separate manufacture after be assembled into an entirety again, or dividing plate and cylinder body are manufactured as a whole; If cylinder body becomes as a whole with diaphragm manufacture, then the rear end of cylinder body is provided with the port that can seal, the relay piston of slave operation indoor and leather cup loading below from cylinder body.
In order to make the simple for structure of brake master cylinder, the secondary return spring of Prorated type brake master cylinder of the present invention can replace the return spring of slave operation indoor.
The structure of Prorated type brake master cylinder of the present invention is simple, be convenient to manufacture; After have employed Prorated type brake master cylinder, achieve two-chamber completely independent, when meeting wherein one group of leather cup or the pipeline leakage of oil in front-wheel or trailing wheel during braking, oil tight one group can normal brake application, ensure that the driving safety of automobile.
Accompanying drawing explanation
Fig. 1 is the cross-sectional schematic of the internal structure of Prorated type brake master cylinder of the present invention.
Fig. 2 is that the driven push rod of Prorated type brake master cylinder inside of the present invention and relay piston manufacture as a whole structure cross-sectional schematic.
Fig. 3 be Prorated type brake master cylinder of the present invention one, inside working room in there is no the structure cross-sectional schematic of return spring.
Embodiment
Prorated type brake master cylinder of the present invention mainly comprises cylinder body 1, initiatively push rod 2, component spring 3, locking plate 16 or nut, secondary return spring 15, first dynamic piston pair, driven push rod 14, relay piston pair, compensate opening 11, oil inlet hole 12, oil outlet 10, return spring 13, dividing plate 5, oil sealing.Be fixed with dividing plate 5 at the middle part of cylinder body and cylinder body is divided into first moving chamber and slave operation room; Front end in first moving chamber has jump ring to fix push rod oil sealing, push rod oil-sealing sleeve is on active push rod, initiatively push rod have below component spring 3, locking plate 16 or nut, secondary return spring 15, first dynamic piston 4 and on leather cup 7, driven push rod 14 is connected with the relay piston 6 of slave operation indoor through after component spring 3, locking plate 16 or nut, secondary return spring 15, first dynamic piston pair, push-rod piston oil sealing 8, return spring 13, dividing plate oil sealing 9, dividing plate 5; Secondary return spring 15 is enclosed within driven push rod 14, and is installed between locking plate 16 or nut and the bearing bore first on dynamic piston 4; There are relay piston 6, leather cup 7 in slave operation indoor, can have return spring 13, also can not have; The compensate opening 11 of first moving chamber and slave operation room, oil inlet hole 12 and oil outlet 10 are on cylinder body; Distance between the compensate opening 11 of first moving chamber and the compensate opening 11 of slave operation room is more than or equal to the distance between the leather cup 7 of first moving chamber and the leather cup 7 of slave operation room; First moving chamber can be equal with the cross-section area of slave operation room, also can be unequal.
In order to make the distribution of the braking force between adjustment front-wheel and trailing wheel, Prorated type brake master cylinder component spring 3 adjusts, distributes and balances and first dynamicly bears pressure and thrust between piston 3 and relay piston 6.In order to make front wheel brake first, the time that the time that compensate opening 11 closed by the leather cup 7 of Prorated type brake master cylinder operationally in first moving chamber closes compensate opening 11 than the leather cup 7 of slave operation indoor is Zao.In order to coordinate varying in size of the braking force needed for the wheel cylinder of each bridge location of automobile, first moving chamber can be equal with the cross-section area of slave operation room, also can be unequal, make first moving chamber equal with the pressure that slave operation room operationally produces or unequal.In order to make minimizing discrete, relay piston 6 and driven push rod 14 can separate manufacture after be assembled into an entirety again, or relay piston 6 and driven push rod 14 are manufactured an entirety.For the ease of assembling and minimizing accessory, can there be return spring 13 first moving chamber and slave operation indoor, also can only have in a working room and have return spring 13.For the ease of assembling with manufacture, during fabrication, dividing plate 5 can with cylinder body 1 can separate manufacture after be assembled into an entirety again, or dividing plate 5 and cylinder body 1 are manufactured as a whole; If cylinder body 1 and dividing plate 5 manufacture as a whole after, then the rear end of cylinder body 1 is provided with the port that can seal, the relay piston 6 of slave operation indoor and leather cup 7 loading below from cylinder body.In order to make the simple for structure of brake master cylinder, secondary return spring 15 can replace the return spring 13 of slave operation indoor.
The preferred implementation of Prorated type brake master cylinder of the present invention is: relay piston 6 and driven push rod 13 are manufactured an entirety, only in first moving chamber, be provided with return spring 6, the distance between the compensate opening 11 of first moving chamber and the compensate opening 11 of slave operation room is greater than the distance between the leather cup 7 of first moving chamber and the leather cup 7 of slave operation room.The wheel cylinder of front-wheel is connected with the oil outlet 10 of first moving chamber, and the wheel cylinder of trailing wheel is connected with the oil outlet 10 of slave operation room.
Prorated type brake master cylinder of the present invention after installing on automobile, when needing braking in automobile running, depress brake petal, promote initiatively push rod 2 to move forward, first promote component spring 3 to move forward, drive first dynamic piston 4 leather cup 7 hydraulic oil compressed in first moving chamber in first moving chamber to be introduced into front wheel cylinder, make the brake strip of front-wheel and brake drum or brake disc; Now, component spring starts compression.Initiatively push rod 2 continues reach and promotes driven push rod 14 and relay piston 6 and leather cup 7 and move forward, and the hydraulic oil of compression slave operation indoor enters rear service brake wheel cylinder, makes the brake strip of front-wheel and brake drum or brake disc, generation braking force.At this moment, initiatively push rod 2, component spring 3 continue reach, allow first dynamic piston 4 and relay piston 6 continue stressed, and in the indoor generation of first moving chamber and slave operation, equal or unequal pressure and pressure, make the front and back wheels of automobile all produce sufficient braking force.When the leather cup 7 in the wheelcylinder cup of front-wheel, connecting tube and first moving chamber damages, under the effect of driven push rod 14, slave operation indoor still can normally work, and allow trailing wheel have sufficient braking force.When the leather cup 7 of the wheelcylinder cup of trailing wheel, connecting tube and slave operation indoor damages, under the effect of component spring 3, still normally can work in first moving chamber, allow front-wheel have sufficient braking force.When needing brake off, loosen the brake, active push rod is brake off without pressure.
Claims (1)
1. a Prorated type brake master cylinder, it mainly comprises cylinder body (1), initiatively push rod (2), component spring (3), locking plate (16) or nut, secondary return spring (15), first dynamic piston pair, driven push rod (14), relay piston pair, compensate opening (11), oil inlet hole (12), oil outlet (10), return spring (13), dividing plate (5), oil sealing; It is characterized in that: the middle part of the cylinder body of Prorated type brake master cylinder is fixed with dividing plate (5) and cylinder body is divided into first moving chamber and slave operation room; Front end in first moving chamber has jump ring to fix push rod oil sealing, push rod oil-sealing sleeve is on active push rod, initiatively push rod have below component spring (3), locking plate (16) or nut, secondary return spring (15), first dynamic piston (4) and on leather cup (7), driven push rod (14) is connected with the relay piston (6) of slave operation indoor afterwards through component spring (3), locking plate (16) or nut, secondary return spring (15), first dynamic piston pair, push-rod piston oil sealing (8), return spring (13), dividing plate oil sealing (9), dividing plate (5); There are relay piston (6), leather cup (7) in slave operation indoor, are with or without return spring (13); Secondary return spring (15) is enclosed within driven push rod (14), and is installed between locking plate (16) or nut and the bearing bore first on dynamic piston; The compensate opening (11) of first moving chamber and slave operation room, oil inlet hole (12) and oil outlet (10) are on cylinder body; Distance between the compensate opening (11) of first moving chamber and the compensate opening (11) of slave operation room is more than or equal to the distance between the leather cup (7) of first moving chamber and the leather cup (7) of slave operation room;
During work, the time that the time that compensate opening (11) closed by the leather cup (7) in first moving chamber closes compensate opening (11) than the leather cup (7) of slave operation indoor is Zao;
First moving chamber is equal with the cross-section area of slave operation room or unequal; First moving chamber is equal with the pressure that slave operation room operationally produces or unequal;
Component spring (3) is adopted to adjust, distribute and balance first to move and bear pressure and thrust between piston (4) and relay piston (6);
Relay piston (6) and driven push rod (14) separate manufacture after be assembled into an entirety again, or relay piston (6) and driven push rod (14) are manufactured an entirety;
For the ease of assembling with reduce accessory, there is return spring (13) first moving chamber and slave operation indoor, or only have in a working room and have return spring (13); In order to make the simple for structure of brake master cylinder, secondary return spring (15) can replace the return spring (13) of slave operation indoor;
Dividing plate (5) and cylinder body (1) separate manufacture after be assembled into an entirety again, or dividing plate (5) and cylinder body (1) are manufactured as a whole; If cylinder body (1) and dividing plate (5) manufacture as a whole after, then the rear end of cylinder body (1) is provided with the port that can seal, the relay piston (6) of slave operation indoor and leather cup (7) loading below from cylinder body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310029186.9A CN103089868B (en) | 2013-01-25 | 2013-01-25 | Prorated type brake master cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310029186.9A CN103089868B (en) | 2013-01-25 | 2013-01-25 | Prorated type brake master cylinder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103089868A CN103089868A (en) | 2013-05-08 |
| CN103089868B true CN103089868B (en) | 2016-01-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310029186.9A Expired - Fee Related CN103089868B (en) | 2013-01-25 | 2013-01-25 | Prorated type brake master cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103089868B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104047979B (en) * | 2014-06-20 | 2016-06-01 | 王沛超 | The braking automobile oil cylinder improved |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09119463A (en) * | 1995-10-27 | 1997-05-06 | Toyota Autom Loom Works Ltd | Damping device in vehicle |
| WO2003102439A1 (en) * | 2002-06-03 | 2003-12-11 | Brakes India Limited | Telescopic caliper assembly for automotive braking system |
| DE19703230B4 (en) * | 1996-01-29 | 2005-02-24 | Akebono Brake Industry Co., Ltd. | Magnetostrictive brake |
| CN1718483A (en) * | 2005-03-17 | 2006-01-11 | 徐浩钟 | Proportional distribution brake main cylinder |
| CN101695923A (en) * | 2009-10-23 | 2010-04-21 | 徐浩钟 | Prorated type brake master cylinder |
| CN203272549U (en) * | 2013-01-25 | 2013-11-06 | 徐浩钟 | Proportional distribution brake master cylinder |
-
2013
- 2013-01-25 CN CN201310029186.9A patent/CN103089868B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09119463A (en) * | 1995-10-27 | 1997-05-06 | Toyota Autom Loom Works Ltd | Damping device in vehicle |
| DE19703230B4 (en) * | 1996-01-29 | 2005-02-24 | Akebono Brake Industry Co., Ltd. | Magnetostrictive brake |
| WO2003102439A1 (en) * | 2002-06-03 | 2003-12-11 | Brakes India Limited | Telescopic caliper assembly for automotive braking system |
| CN1718483A (en) * | 2005-03-17 | 2006-01-11 | 徐浩钟 | Proportional distribution brake main cylinder |
| CN101695923A (en) * | 2009-10-23 | 2010-04-21 | 徐浩钟 | Prorated type brake master cylinder |
| CN203272549U (en) * | 2013-01-25 | 2013-11-06 | 徐浩钟 | Proportional distribution brake master cylinder |
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| Publication number | Publication date |
|---|---|
| CN103089868A (en) | 2013-05-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| GR01 | Patent grant | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20151214 Address after: 408099 Chongqing Road, Fuling District, No. 18 Applicant after: CHONGQING XIZHI MACHINERY EQUIPMENT Co.,Ltd. Address before: 408099, No. 87, Renmin East Road, Fuling District, Chongqing, 3-6-1 Applicant before: Xu Haozhong |
|
| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: 404000 people's road, Wanzhou District, Chongqing, No. 13 Patentee after: CHONGQING XIZHI MACHINERY EQUIPMENT Co.,Ltd. Address before: 408099 Chongqing Road, Fuling District, No. 18 Patentee before: CHONGQING XIZHI MACHINERY EQUIPMENT Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170210 Address after: 130093 Changchun Road, Jilin, China, No. 93, No. Patentee after: Xu Haozhong Address before: 404000 people's road, Wanzhou District, Chongqing, No. 13 Patentee before: CHONGQING XIZHI MACHINERY EQUIPMENT Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160106 Termination date: 20220125 |